/* =========================================================
 *  Probe Panel — 参考 BERO HOST 的现代暗色风格
 *  黑底 · 红橙渐变 · Montserrat 大写粗体 · 白色悬浮导航 · 胶囊标签磁贴
 * ========================================================= */
@font-face { font-family: "Montserrat"; font-weight: 500; font-display: swap; src: url(/fonts/montserrat-500.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215; }
@font-face { font-family: "Montserrat"; font-weight: 600; font-display: swap; src: url(/fonts/montserrat-600.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215; }
@font-face { font-family: "Montserrat"; font-weight: 700; font-display: swap; src: url(/fonts/montserrat-700.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215; }
@font-face { font-family: "Montserrat"; font-weight: 800; font-display: swap; src: url(/fonts/montserrat-800.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215; }

:root {
  --bg: #050505;
  --bg-2: #0d0b0a;
  --card: #110e0d;
  --card-solid: #141110;
  --card-2: #1b1614;
  --card-warm: linear-gradient(160deg, rgba(255, 84, 46, .10), rgba(255, 84, 46, .03) 60%);
  --border: rgba(255, 255, 255, .08);
  --border-strong: rgba(255, 255, 255, .16);
  --border-accent: rgba(255, 98, 56, .45);
  --text: #ffffff;
  --text-2: #d6d0cc;
  --muted: #8f8782;
  --accent: #ff5a36;
  --accent-2: #ff8a3d;
  --grad: linear-gradient(90deg, #ff3b3b 0%, #ff7a2f 100%);
  --accent-soft: rgba(255, 90, 54, .14);
  --accent-glow: rgba(255, 90, 54, .45);
  --ok: #22c55e;
  --ok-soft: rgba(34, 197, 94, .14);
  --blue: #4da3ff;
  --violet: #b18cff;
  --warn: #ffb020;
  --danger: #ff3b5c;
  --bar-bg: rgba(255, 255, 255, .08);
  --nav-bg: #ffffff;
  --nav-text: #1d1a19;
  --nav-muted: #6b6461;
  --seg-on-bg: #ffffff;
  --seg-on-text: #ff4a2b;
  --shadow: 0 10px 30px -14px rgba(0, 0, 0, .8);
  --shadow-hover: 0 0 0 1px var(--accent), 0 18px 48px -14px rgba(255, 74, 43, .45);
  --radius: 12px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --font: "Montserrat", "HarmonyOS Sans SC", "PingFang SC", "MiSans", "Microsoft YaHei UI", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f6f4f2;
  --bg-2: #efebe8;
  --card: #ffffff;
  --card-solid: #ffffff;
  --card-2: #f7f3f0;
  --card-warm: linear-gradient(160deg, rgba(255, 84, 46, .07), rgba(255, 255, 255, 1) 60%);
  --border: rgba(20, 12, 8, .09);
  --border-strong: rgba(20, 12, 8, .18);
  --border-accent: rgba(232, 69, 44, .4);
  --text: #141110;
  --text-2: #3b3431;
  --muted: #776e69;
  --accent: #e8452c;
  --accent-2: #f2752b;
  --accent-soft: rgba(232, 69, 44, .1);
  --accent-glow: rgba(232, 69, 44, .3);
  --ok: #16a34a;
  --ok-soft: rgba(22, 163, 74, .1);
  --blue: #2563eb;
  --violet: #7c3aed;
  --warn: #d97706;
  --danger: #e11d48;
  --bar-bg: rgba(20, 12, 8, .08);
  --seg-on-bg: var(--accent-soft);
  --seg-on-text: #e8452c;
  --shadow: 0 1px 2px rgba(20, 12, 8, .05), 0 10px 28px -14px rgba(20, 12, 8, .18);
  --shadow-hover: 0 0 0 1px var(--accent), 0 16px 40px -14px rgba(232, 69, 44, .3);
  color-scheme: light;
}

/* ---------- 基础 ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-gutter: stable; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 500 15px/1.65 var(--font);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color .4s var(--ease), color .4s var(--ease);
}
/* 背景：顶部橙色光晕 + 机房感细网格 */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(1000px 520px at 85% -10%, rgba(255, 80, 40, .16), transparent 60%),
    radial-gradient(700px 500px at -10% 30%, rgba(255, 60, 60, .09), transparent 60%),
    linear-gradient(var(--border) 1px, transparent 1px) 0 0 / 64px 64px,
    linear-gradient(90deg, var(--border) 1px, transparent 1px) 0 0 / 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom, #000, rgba(0, 0, 0, .35) 45%, transparent 85%);
  mask-image: linear-gradient(to bottom, #000, rgba(0, 0, 0, .35) 45%, transparent 85%);
}
::selection { background: var(--accent); color: #fff; }
a { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-2); }
h1, h2, h3, h4 { font-family: var(--font); font-weight: 800; }
.wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 20px; }
main.wrap { flex: 1; padding-top: 34px; padding-bottom: 60px; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.hidden { display: none !important; }
.hl { color: var(--accent); }
svg.i { width: 1em; height: 1em; flex: none; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vertical-align: -.125em; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 10px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); background-clip: padding-box; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- 顶部进度条 ---------- */
#progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 100; opacity: 0; background: var(--grad); box-shadow: 0 0 12px var(--accent-glow); transition: width .4s var(--ease), opacity .3s; }
#progress.run { opacity: 1; width: 70%; transition: width 2.5s cubic-bezier(.1, .7, .2, 1), opacity .1s; }
#progress.done { opacity: 0; width: 100%; transition: width .2s, opacity .4s .15s; }

/* ---------- 白色悬浮导航条 ---------- */
.topbar { position: sticky; top: 0; z-index: 30; padding-top: 16px; }
.topbar-in {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  height: 64px; padding: 0 12px 0 22px; border-radius: 12px;
  background: var(--nav-bg); color: var(--nav-text);
  box-shadow: 0 12px 40px -12px rgba(0, 0, 0, .55), 0 0 0 1px rgba(0, 0, 0, .04);
}
.topbar-wrap { max-width: 1240px; margin: 0 auto; padding: 0 20px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand:hover { color: inherit; }
/* 网站图标：与标题相同的烈焰橙渐变（与 favicon 一致） */
.logo {
  width: 34px; height: 34px; border-radius: 9px; flex: none; position: relative;
  background: linear-gradient(135deg, #ff3b3b 0%, #ff7a2f 100%);
  box-shadow: 0 6px 18px -4px rgba(255, 74, 43, .55), inset 0 1px 0 rgba(255, 255, 255, .3);
}
.logo::after {
  content: ""; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Cpath d='M6 17h5l3-8 4 14 3-6h5' fill='none' stroke='white' stroke-width='2.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
}
#site-title {
  font-weight: 800; font-size: 22px; text-transform: uppercase; letter-spacing: .01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nav-right { display: flex; align-items: center; gap: 4px; }
nav#nav { display: flex; align-items: center; gap: 2px; position: relative; height: 64px; }
nav#nav a {
  position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 8px; height: 100%;
  color: var(--nav-text); padding: 0 16px; font-weight: 600; font-size: 15px; transition: color .25s; white-space: nowrap;
}
nav#nav a svg { font-size: 17px; }
nav#nav a:hover, nav#nav a.active { color: #ff4a2b; }
.nav-ind { position: absolute; bottom: 0; left: 0; height: 3px; width: 0; border-radius: 3px 3px 0 0; background: var(--grad); transition: transform .45s var(--ease), width .45s var(--ease), opacity .3s; }
.nav-sep { width: 2px; height: 34px; background: var(--nav-text); margin: 0 10px; border-radius: 2px; }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; border: 0; background: none; color: var(--muted);
  font-size: 18px; cursor: pointer; border-radius: 9px; transition: color .2s, background .2s, transform .2s var(--ease);
}
.icon-btn:hover { color: var(--text); background: var(--card-2); }
.icon-btn:active { transform: scale(.92); }
.topbar .icon-btn { color: var(--nav-text); }
.topbar .icon-btn:hover { color: #ff4a2b; background: #f4efec; }
#theme-btn svg { transition: transform .6s var(--ease); }
#theme-btn:hover svg { transform: rotate(40deg); }

/* ---------- 页脚 ---------- */
.footer { margin-top: 20px; border-top: 1px solid var(--border); }
.footer-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 26px 20px 34px; color: var(--muted); font-size: 13px; flex-wrap: wrap; }
.footer-brand { font-weight: 800; text-transform: uppercase; font-size: 16px; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- 页面切换 ---------- */
.page { animation: page-in .5s var(--ease) backwards; }
@keyframes page-in { from { opacity: 0; transform: translateY(12px); } }
.stagger > * { animation: rise .6s var(--ease) backwards; animation-delay: calc(var(--i, 0) * 55ms); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .28s; }

/* ---------- 通用组件 ---------- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card.warm { background: var(--card-warm), var(--card); border-color: var(--border-accent); }
.card.lift { transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s; }
.card.lift:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: transparent; }
.pad { padding: 24px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--border-strong); background: var(--card-2); color: var(--text);
  padding: 8px 16px; border-radius: 8px; font: inherit; font-size: 14px; font-weight: 700; cursor: pointer; white-space: nowrap;
  text-transform: uppercase; letter-spacing: .02em;
  transition: transform .15s var(--ease), background .2s, border-color .2s, box-shadow .25s, filter .2s, color .2s;
}
.btn:hover { border-color: var(--accent); color: var(--text); }
.btn:active { transform: scale(.96); }
.btn.primary { background: var(--grad); border-color: transparent; color: #fff; box-shadow: 0 8px 22px -8px rgba(255, 74, 43, .7); }
.btn.primary:hover { filter: brightness(1.08); box-shadow: 0 10px 28px -8px rgba(255, 74, 43, .85); color: #fff; }
.btn.outline { background: transparent; border: 2px solid var(--accent); color: var(--text); }
.btn.outline:hover { background: var(--accent-soft); }
.btn.lg { padding: 13px 26px; font-size: 15px; border-radius: 9px; }
.btn.danger { color: var(--danger); }
.btn.danger:hover { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, transparent); }
.btn.ghost { background: none; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { background: var(--card-2); color: var(--text); }
.btn.sm { padding: 5px 11px; font-size: 12.5px; border-radius: 7px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
input[type=text], input[type=password], input[type=number], input[type=search], textarea, select {
  width: 100%; background: var(--bg-2); color: var(--text); border: 1px solid var(--border-strong);
  border-radius: 9px; padding: 10px 13px; font: inherit; font-size: 14px; outline: none;
  transition: border-color .2s, box-shadow .25s var(--ease), background .2s;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
input:disabled { opacity: .5; }
textarea { font-family: var(--mono); font-size: 13px; resize: vertical; line-height: 1.6; }
label.field { display: block; margin-bottom: 16px; }
label.field > span, .field-label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 7px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }

.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; font-size: 14px; margin-right: 20px; }
.switch input { appearance: none; -webkit-appearance: none; margin: 0; width: 38px; height: 22px; border-radius: 99px; background: var(--bar-bg); border: 1px solid var(--border-strong); position: relative; cursor: pointer; transition: background .25s var(--ease), border-color .25s; flex: none; }
.switch input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0, 0, 0, .35); transition: transform .3s var(--ease); }
.switch input:checked { background: var(--grad); border-color: transparent; }
.switch input:checked::after { transform: translateX(16px); }
.switch input:disabled { opacity: .45; cursor: not-allowed; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip-opt { position: relative; }
.chip-opt input { position: absolute; opacity: 0; pointer-events: none; }
.chip-opt span {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 16px; border-radius: 8px; font-size: 13px; font-weight: 700; cursor: pointer;
  text-transform: uppercase; letter-spacing: .02em;
  border: 1px solid var(--border-strong); color: var(--muted); background: var(--card-2); transition: all .25s var(--ease);
}
.chip-opt span::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--border-strong); transition: background .25s, box-shadow .25s; }
.chip-opt input:checked + span { color: var(--text); border-color: var(--accent); background: var(--accent-soft); }
.chip-opt input:checked + span::before { background: var(--grad); box-shadow: 0 0 10px var(--accent-glow); }
.chip-opt input:disabled + span { opacity: .45; cursor: not-allowed; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.tag { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; padding: 1px 9px; border-radius: 6px; background: var(--accent-soft); color: var(--accent); font-weight: 700; line-height: 21px; text-transform: uppercase; letter-spacing: .03em; }
.tag.gray { background: var(--card-2); color: var(--muted); box-shadow: inset 0 0 0 1px var(--border); }
.tag.red { background: color-mix(in srgb, var(--danger) 14%, transparent); color: var(--danger); }
.tag.blue { background: color-mix(in srgb, var(--blue) 14%, transparent); color: var(--blue); }
.tag.violet { background: color-mix(in srgb, var(--violet) 15%, transparent); color: var(--violet); }
.tag.warn { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.section-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 0 0 18px; }
.section-title h2 { margin: 0; font-size: 22px; text-transform: uppercase; letter-spacing: .01em; display: flex; align-items: center; gap: 10px; }
.section-title h2 svg { color: var(--accent); }
/* 居中大标题：关键词橙色 */
.title-c { scroll-margin-top: 110px; text-align: center; margin: 72px 0 12px; font-size: clamp(24px, 3.4vw, 34px); text-transform: uppercase; letter-spacing: .01em; line-height: 1.2; }
.title-c em { font-style: normal; color: var(--accent); }
.sub-c { text-align: center; color: var(--text-2); max-width: 760px; margin: 0 auto 32px; font-size: 15.5px; }
.empty { text-align: center; color: var(--muted); padding: 48px 16px; }
.empty .i { font-size: 32px; opacity: .5; display: block; margin: 0 auto 10px; }
.code {
  position: relative; font-family: var(--mono); font-size: 13px; background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 9px; padding: 13px 15px; word-break: break-all; white-space: pre-wrap; user-select: all; color: var(--text-2);
}
.code.term { border-left: 3px solid var(--accent); }
.code.term::before { content: "$ "; color: var(--accent); user-select: none; font-weight: 700; }
.code.flash { animation: flash .6s var(--ease); }
@keyframes flash { 30% { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); } }
kbd { font-family: var(--mono); font-size: 12px; padding: 1px 6px; border-radius: 5px; border: 1px solid var(--border-strong); background: var(--card-2); }

.sk { position: relative; overflow: hidden; background: var(--bar-bg); border-radius: 8px; color: transparent !important; }
.sk::after { content: ""; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--text) 7%, transparent), transparent); animation: shimmer 1.4s infinite; }
@keyframes shimmer { to { transform: translateX(100%); } }

.cc { display: inline-grid; place-items: center; flex: none; width: 36px; height: 36px; border-radius: 9px; font-size: 20px; line-height: 1; background: var(--card-2); border: 1px solid var(--border); }
.cc.txt { font-size: 12px; font-weight: 800; letter-spacing: .04em; color: #fff; border: 0; background: linear-gradient(135deg, hsl(var(--h, 14) 75% 50%), hsl(calc(var(--h, 14) + 30) 80% 40%)); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .22); }
.cc.sm { width: 28px; height: 28px; border-radius: 7px; font-size: 15px; }
.cc.sm.txt { font-size: 10px; }

.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; position: relative; display: inline-block; }
.dot.on { background: var(--ok); }
.dot.on::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--ok); opacity: 0; animation: ping 2s var(--ease) infinite; }
.dot.off { background: var(--danger); }
@keyframes ping { 0% { transform: scale(.4); opacity: .7; } 80%, 100% { transform: scale(1.4); opacity: 0; } }
.status { display: inline-flex; align-items: center; gap: 7px; font-size: 11.5px; font-weight: 700; padding: 3px 10px 3px 9px; border-radius: 6px; background: var(--ok-soft); color: var(--ok); white-space: nowrap; text-transform: uppercase; letter-spacing: .03em; }
.status.off { background: color-mix(in srgb, var(--danger) 13%, transparent); color: var(--danger); }

/* 白色胶囊标签（BERO 风格磁贴标签） */
.pill-label {
  display: inline-block; background: #fff; color: #ff4a2b; font-weight: 800; font-size: 15px; line-height: 1;
  padding: 7px 10px; border-radius: 7px; text-transform: uppercase; letter-spacing: .02em; white-space: nowrap;
  box-shadow: 0 6px 18px -6px rgba(0, 0, 0, .5);
}
:root[data-theme="light"] .pill-label { box-shadow: 0 0 0 1px var(--border-accent), 0 6px 18px -8px rgba(232, 69, 44, .35); }

/* ---------- 首页 Hero ---------- */
.hero { display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: center; padding: 48px 0 40px; min-height: 480px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 700; color: var(--text-2); padding: 6px 14px 6px 12px; border-radius: 8px; border: 1px solid var(--border-accent); background: var(--accent-soft); margin-bottom: 22px; text-transform: uppercase; letter-spacing: .03em; }
.eyebrow:hover { color: var(--text); }
.hero h1 { font-size: clamp(40px, 6.2vw, 76px); line-height: 1.02; margin: 0 0 22px; text-transform: uppercase; letter-spacing: -.01em; }
.hero h1 span { display: block; }
.hero h1 .hl { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { margin: 0 0 30px; color: var(--text-2); font-size: 17px; max-width: 520px; }
.hero .lead b { color: var(--text); }
.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 38px 22px; padding-top: 18px; }
.tiles > :nth-child(even) { transform: translateY(46px); }
.tile { position: relative; padding: 34px 22px 22px; min-height: 132px; background: var(--card-warm), var(--card); border: 1px solid var(--border); border-radius: 12px; transition: border-color .3s, box-shadow .3s; }
.tile:hover { border-color: var(--border-accent); box-shadow: 0 18px 50px -20px rgba(255, 74, 43, .45); }
.tile .pill-label { position: absolute; top: -15px; left: 18px; }
.tile .tv { font-size: 30px; font-weight: 700; line-height: 1.15; white-space: nowrap; letter-spacing: -.01em; }
.tile .tv small { font-size: 15px; color: var(--muted); font-weight: 600; }
.tile .tsub { font-size: 13px; color: var(--muted); margin-top: 4px; }
.tile .ticon { position: absolute; right: 18px; bottom: 16px; font-size: 46px; color: var(--accent); opacity: .9; filter: drop-shadow(0 6px 18px rgba(255, 74, 43, .55)); }
.tile .ticon svg { stroke-width: 1.6; }

/* 首页：文章 */
.tag-filter { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: -14px 0 26px; }
.tag-filter button { border: 1px solid var(--border-strong); background: transparent; color: var(--muted); font: inherit; font-size: 12.5px; font-weight: 700; padding: 5px 13px; border-radius: 7px; cursor: pointer; text-transform: uppercase; transition: all .2s; }
.tag-filter button:hover { color: var(--text); border-color: var(--accent); }
.tag-filter button.on { background: var(--grad); color: #fff; border-color: transparent; }
.posts { display: grid; gap: 18px; }
.posts.grid { grid-template-columns: repeat(2, 1fr); }
.post-card { padding: 24px 26px; display: flex; gap: 18px; color: inherit; position: relative; overflow: hidden; }
.post-card:hover { color: inherit; }
.post-card .pic { flex: none; width: 52px; height: 52px; border-radius: 10px; display: grid; place-items: center; font-size: 26px; color: #fff; background: var(--grad); box-shadow: 0 10px 24px -10px rgba(255, 74, 43, .7); }
.post-card .body { min-width: 0; flex: 1; }
.post-card h3 { margin: 0 0 6px; font-size: 17px; text-transform: uppercase; letter-spacing: .005em; display: flex; align-items: center; gap: 8px; line-height: 1.4; }
.post-card h3 .arrow { margin-left: auto; color: var(--accent); opacity: 0; transform: translateX(-8px); transition: all .3s var(--ease); }
.post-card:hover h3 .arrow { opacity: 1; transform: none; }
.post-card p { margin: 0 0 12px; color: var(--text-2); font-size: 14.5px; }
.meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 12.5px; color: var(--muted); font-weight: 600; }
.meta > span { display: inline-flex; align-items: center; gap: 5px; }

/* ---------- 文章页 ---------- */
#read-progress { position: fixed; top: 0; left: 0; height: 3px; z-index: 40; background: var(--grad); transform-origin: 0 50%; transform: scaleX(0); width: 100%; }
.article { max-width: 780px; margin: 0 auto; }
.back { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; }
.back:hover { color: var(--accent); }
.back svg { transition: transform .25s var(--ease); }
.back:hover svg { transform: translateX(-3px); }
.article h1.title { font-size: clamp(30px, 4.6vw, 46px); line-height: 1.15; margin: 18px 0 16px; text-transform: uppercase; }
.prose { font-size: 16.5px; line-height: 1.85; overflow-wrap: break-word; color: var(--text-2); }
.prose h1, .prose h2, .prose h3, .prose h4 { line-height: 1.3; margin: 1.9em 0 .6em; color: var(--text); text-transform: uppercase; }
.prose h2 { font-size: 24px; display: flex; align-items: center; gap: 12px; }
.prose h2::before { content: ""; width: 6px; height: 24px; border-radius: 2px; background: var(--grad); flex: none; }
.prose h3 { font-size: 19px; }
.prose p { margin: 0 0 1.1em; }
.prose strong { color: var(--text); }
.prose a { border-bottom: 1px solid var(--border-accent); }
.prose a:hover { border-color: var(--accent); }
.prose img { max-width: 100%; border-radius: 12px; }
.prose code { font-family: var(--mono); font-size: .86em; background: var(--card-2); border: 1px solid var(--border); padding: 1px 6px; border-radius: 6px; color: var(--text); }
.prose pre { background: var(--bg-2); border: 1px solid var(--border); border-left: 3px solid var(--accent); border-radius: 10px; padding: 16px 18px; overflow-x: auto; position: relative; }
.prose pre code { background: none; border: 0; padding: 0; font-size: 13px; line-height: 1.7; }
.prose pre .copy-code { position: absolute; top: 8px; right: 8px; opacity: 0; transition: opacity .2s; }
.prose pre:hover .copy-code { opacity: 1; }
.prose blockquote { margin: 0 0 1.1em; padding: 8px 20px; border: 1px solid var(--border-accent); background: var(--card-warm); color: var(--text-2); border-radius: 10px; }
.prose blockquote p { margin: .5em 0; }
.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 1.1em; }
.prose li { margin: .25em 0; }
.prose li::marker { color: var(--accent); font-weight: 800; }
.prose hr { border: 0; height: 2px; background: var(--grad); opacity: .5; margin: 2.4em 0; border-radius: 2px; }
.prose table { border-collapse: collapse; width: 100%; margin: 0 0 1.1em; font-size: 14px; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; }
.prose th { background: var(--card-2); color: var(--text); text-transform: uppercase; font-size: 12.5px; }

/* ---------- 探针 ---------- */
.summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin: 16px 0 26px; }
.summary .tile { min-height: 112px; }
.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 20px; flex-wrap: wrap; }
.search { position: relative; flex: 1; min-width: 180px; max-width: 340px; }
.search svg { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search input { padding-left: 38px; background: var(--card); }
.seg { display: inline-flex; background: var(--card); border: 1px solid var(--border); border-radius: 9px; padding: 3px; position: relative; max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.seg::-webkit-scrollbar { display: none; }
.panel > *, .sub-box > * { min-width: 0; }
.seg button { position: relative; z-index: 1; border: 0; background: none; color: var(--muted); padding: 6px 14px; border-radius: 7px; cursor: pointer; font: inherit; font-size: 13px; font-weight: 700; transition: color .25s, background .25s; white-space: nowrap; text-transform: uppercase; }
.seg button:hover { color: var(--text); }
.seg button.on { color: var(--seg-on-text); background: var(--seg-on-bg); }

.servers { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 20px; }
.srv { padding: 20px 20px 14px; cursor: pointer; position: relative; overflow: hidden; background: var(--card-warm), var(--card); }
.srv::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--grad); opacity: 0; transition: opacity .35s; }
.srv:hover::before { opacity: 1; }
.srv.offline { filter: grayscale(.9); opacity: .58; }
.srv-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.srv-name { font-weight: 800; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-transform: uppercase; letter-spacing: .005em; }
.srv-sub { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 1px; font-weight: 600; }
.metric { margin: 11px 0; }
.metric-top { display: flex; justify-content: space-between; align-items: baseline; font-size: 12px; margin-bottom: 6px; }
.metric-top .lbl { color: var(--muted); display: inline-flex; align-items: center; gap: 6px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; }
.metric-top .val { font-weight: 700; font-size: 13px; }
.metric-top .val small { font-weight: 600; color: var(--muted); margin-left: 6px; font-size: 11px; }
.bar { height: 6px; background: var(--bar-bg); border-radius: 3px; overflow: hidden; }
.bar > i { display: block; height: 100%; width: 0; border-radius: 3px; position: relative; background: var(--grad); transition: width .9s var(--ease), background .4s; }
.bar > i::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .4), transparent); transform: translateX(-100%); animation: bar-shine 3.2s ease-in-out infinite; }
@keyframes bar-shine { 60%, 100% { transform: translateX(100%); } }
.bar > i.warn { background: linear-gradient(90deg, #ff7a2f, #ffb020); }
.bar > i.crit { background: linear-gradient(90deg, #ff2d55, #ff3b3b); box-shadow: 0 0 12px rgba(255, 45, 85, .6); }
.spark-wrap { position: relative; margin: 16px -20px 0; height: 48px; }
.spark-wrap canvas { width: 100%; height: 100%; display: block; }
.spark-legend { position: absolute; top: 2px; left: 20px; right: 20px; display: flex; justify-content: space-between; font-size: 12.5px; font-weight: 700; pointer-events: none; }
.spark-legend span { display: inline-flex; align-items: center; gap: 4px; }
.srv-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin-top: 8px; padding-top: 12px; border-top: 1px solid var(--border); }
.srv-stats div { min-width: 0; }
.srv-stats span { display: block; font-size: 10.5px; color: var(--muted); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.srv-stats b { display: block; font-size: 13px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.up { color: var(--blue); }
.down { color: var(--accent); }

.servers.list-view { grid-template-columns: 1fr; gap: 10px; }
.servers.list-view .srv { display: grid; grid-template-columns: minmax(200px, 1.4fr) repeat(3, minmax(90px, 1fr)) minmax(160px, 1.2fr); align-items: center; gap: 20px; padding: 14px 20px; }
.servers.list-view .srv-head { margin: 0; }
.servers.list-view .metric { margin: 0; }
.servers.list-view .spark-wrap { margin: 0; height: 40px; }
.servers.list-view .spark-legend { left: 0; right: 0; top: -2px; }
.servers.list-view .srv-stats { display: none; }

/* ---------- 弹窗 ---------- */
.modal { position: fixed; inset: 0; z-index: 50; background: rgba(0, 0, 0, .7); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); display: flex; align-items: flex-start; justify-content: center; padding: 6vh 16px; overflow-y: auto; animation: fade-in .25s var(--ease); }
.modal[hidden] { display: none; }
.modal.closing { animation: fade-out .2s var(--ease) forwards; }
.modal.closing .modal-box { animation: pop-out .2s var(--ease) forwards; }
@keyframes fade-in { from { opacity: 0; } }
@keyframes fade-out { to { opacity: 0; } }
.modal-box { width: 100%; max-width: 920px; padding: 26px; position: relative; animation: pop .4s var(--ease); background: var(--card-solid); border-color: var(--border-accent); }
.modal-box.sm { max-width: 520px; }
@keyframes pop { from { transform: translateY(16px) scale(.97); opacity: 0; } }
@keyframes pop-out { to { transform: translateY(8px) scale(.98); opacity: 0; } }
.modal-close { position: absolute; top: 14px; right: 14px; }
.modal-box h2, .modal-box h3 { text-transform: uppercase; }
.info-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(195px, 1fr)); gap: 10px; margin: 20px 0; }
.info-grid div { background: var(--card-2); border: 1px solid var(--border); border-radius: 9px; padding: 9px 13px; font-size: 13px; min-width: 0; }
.info-grid div span { display: block; color: var(--muted); font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.info-grid div b { font-weight: 700; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.chart { background: var(--card-2); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px 8px; position: relative; }
.chart h4 { margin: 0 0 6px; font-size: 12.5px; font-weight: 800; display: flex; justify-content: space-between; gap: 8px; text-transform: uppercase; letter-spacing: .04em; }
.chart h4 small { color: var(--muted); font-weight: 700; letter-spacing: 0; }
.chart canvas { width: 100%; height: 160px; display: block; cursor: crosshair; }
.tip { position: absolute; pointer-events: none; z-index: 2; padding: 7px 11px; border-radius: 8px; font-size: 12px; white-space: nowrap; background: var(--card-solid); border: 1px solid var(--border-accent); box-shadow: 0 10px 28px -8px rgba(0, 0, 0, .55); opacity: 0; transition: opacity .15s; }
.tip.show { opacity: 1; }
.tip i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 6px; }

/* ---------- 管理 ---------- */
.admin { display: grid; grid-template-columns: 210px 1fr; gap: 24px; align-items: start; }
.side { padding: 8px; position: sticky; top: 104px; }
.side a { position: relative; display: flex; align-items: center; gap: 11px; padding: 10px 14px; border-radius: 8px; color: var(--muted); font-weight: 700; font-size: 14px; transition: background .2s, color .2s; text-transform: uppercase; letter-spacing: .02em; }
.side a:hover { background: var(--card-2); color: var(--text); }
.side a.active { background: var(--accent-soft); color: var(--text); }
.side a.active::before { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 3px; border-radius: 0 3px 3px 0; background: var(--grad); }
.side a.active svg { color: var(--accent); }
.side a svg { font-size: 17px; }
.side hr { border: 0; border-top: 1px solid var(--border); margin: 8px 4px; }
.panel { display: grid; gap: 20px; min-width: 0; }
.panel h3 { margin: 0 0 4px; font-size: 16px; display: flex; align-items: center; gap: 9px; text-transform: uppercase; letter-spacing: .02em; }
.panel h3 svg { color: var(--accent); }
.panel .desc { margin: 0 0 18px; font-size: 13.5px; color: var(--muted); }
.table-wrap { overflow-x: auto; margin: 0 -6px; }
table.list { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 14px; }
table.list th { text-align: left; font-weight: 700; color: var(--muted); font-size: 11px; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; text-transform: uppercase; letter-spacing: .05em; }
table.list td { padding: 12px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.list tbody tr { transition: background .2s; }
table.list tbody tr:hover { background: var(--accent-soft); }
table.list tr:last-child td { border-bottom: 0; }
.cell-name { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.sub-box { display: grid; grid-template-columns: 1fr 184px; gap: 24px; align-items: start; }
.qr { background: #fff; border-radius: 12px; padding: 10px; width: 184px; height: 184px; box-shadow: 0 0 0 2px var(--accent), 0 14px 36px -12px rgba(255, 74, 43, .5); transition: opacity .25s; }
.qr svg { width: 100%; height: 100%; display: block; }
.editor { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.editor textarea { min-height: 480px; height: 100%; }
.editor .preview { min-height: 480px; max-height: 72vh; overflow-y: auto; padding: 18px 22px; background: var(--bg-2); border: 1px solid var(--border); border-radius: 9px; }
.login { max-width: 420px; margin: 6vh auto; text-align: center; }
.login .logo { width: 56px; height: 56px; border-radius: 14px; margin: 0 auto 18px; }
.login h2 { text-transform: uppercase; font-size: 30px; }
.login form { text-align: left; }

/* ---------- Toast ---------- */
.toasts { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 70; display: grid; gap: 8px; justify-items: center; pointer-events: none; }
.toast { display: inline-flex; align-items: center; gap: 10px; background: var(--card-solid); color: var(--text); border: 1px solid var(--border-accent); border-left: 4px solid var(--accent); padding: 11px 18px; border-radius: 9px; font-size: 14px; font-weight: 600; box-shadow: 0 14px 36px -10px rgba(0, 0, 0, .6); animation: toast-in .4s var(--ease); }
.toast svg { color: var(--ok); font-size: 17px; }
.toast.err { border-left-color: var(--danger); }
.toast.err svg { color: var(--danger); }
.toast.out { animation: toast-out .3s var(--ease) forwards; }
@keyframes toast-in { from { opacity: 0; transform: translateY(14px) scale(.96); } }
@keyframes toast-out { to { opacity: 0; transform: translateY(8px) scale(.97); } }

/* ---------- 响应式 ---------- */
@media (max-width: 1020px) {
  .hero { grid-template-columns: 1fr; gap: 30px; min-height: 0; padding-top: 30px; }
  .tiles { padding-bottom: 46px; }
  .servers.list-view .srv { grid-template-columns: minmax(170px, 1fr) repeat(3, minmax(70px, 1fr)); }
  .servers.list-view .spark-wrap { display: none; }
}
@media (max-width: 860px) {
  .summary { grid-template-columns: 1fr 1fr; gap: 30px 16px; }
  .admin { grid-template-columns: 1fr; }
  .side { position: static; display: flex; overflow-x: auto; gap: 4px; }
  .side a { white-space: nowrap; }
  .side a.active::before { display: none; }
  .side hr { display: none; }
  .charts, .editor, .grid-2, .posts.grid { grid-template-columns: 1fr; }
  .editor .preview { display: none; }
  .sub-box { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .topbar { padding-top: 10px; }
  .topbar-wrap { padding: 0 10px; }
  .topbar-in { height: 56px; padding: 0 6px 0 12px; }
  nav#nav { height: 56px; }
  nav#nav a { padding: 0 8px; font-size: 13.5px; }
  nav#nav a svg { display: none; }
  .nav-sep { margin: 0 4px; height: 26px; }
  #site-title { font-size: 17px; max-width: 110px; }
  .logo { width: 30px; height: 30px; }
  .wrap { padding: 0 14px; }
  .servers { grid-template-columns: 1fr; }
  .tiles { gap: 34px 14px; }
  .tile { padding: 30px 14px 16px; min-height: 108px; }
  .tile .tv { font-size: 21px; }
  .tile .ticon { font-size: 32px; right: 12px; bottom: 12px; }
  .pill-label { font-size: 12.5px; padding: 6px 8px; }
  .hero h1 { font-size: 42px; }
  .stat .v { font-size: 17px; }
  .hide-sm { display: none; }
  .toolbar .search { flex: 1 1 100%; max-width: none; }
  .servers.list-view .srv { grid-template-columns: 1fr 1fr; }
  .servers.list-view .srv-head { grid-column: 1 / -1; }
  .post-card { padding: 18px; gap: 14px; }
  .post-card .pic { width: 42px; height: 42px; font-size: 21px; }
  .title-c { margin-top: 56px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}